net: add kerneldoc comment for sk_peer_lock

Fixes following warning:

include/net/sock.h:533: warning: Function parameter or member 'sk_peer_lock' not described in 'sock'

Fixes: 35306eb23814 ("af_unix: fix races in sk_peer_pid and sk_peer_cred accesses")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Link: https://lore.kernel.org/r/20211001164622.58520-1-eric.dumazet@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/include/net/sock.h b/include/net/sock.h
index ae929e2..ea6fbc8 100644 (file)
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -307,6 +307,7 @@ struct bpf_local_storage;
   *    @sk_priority: %SO_PRIORITY setting
   *    @sk_type: socket type (%SOCK_STREAM, etc)
   *    @sk_protocol: which protocol this socket belongs in this network family
+  *    @sk_peer_lock: lock protecting @sk_peer_pid and @sk_peer_cred
   *    @sk_peer_pid: &struct pid for this socket's peer
   *    @sk_peer_cred: %SO_PEERCRED setting
   *    @sk_rcvlowat: %SO_RCVLOWAT setting